※KNOG × EF Limited Collaboration Model This is the KNOG (Knog) Oi bell. Brand new and unopened. (Excerpt from the manufacturer's HP) An innovative bicycle bell that pursues not only design but also practicality as a bell. Unprecedented Excellent design and distinctive sound. The innovative KNOG bicycle bell "Oi" was developed by raising funds on the crowdfunding platform KICKSTARTER. KNOG's designers and engineers processed aluminum material with a CNC machine. Through repeated trials and errors of thickness, width, material, and curves, they pursued the best bell, revolutionizing the shape of bells. Not only the design but also the practicality as a bell is pursued. It is designed with the best sound quality and volume in mind. Name: OI CLASSIC BELL Color: Pink Compatible diameter: 22.2mm (small) Mounting width: 15mm Weight: 18g #BicycleBell #KNOG #Knog #RoadBike ※Regarding this product, price reduction is not possible.